<?php

/*
 * Copyright 2016 Johannes M. Schmitt <schmittjoh@gmail.com>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

namespace JMS\Serializer\EventDispatcher;

interface EventSubscriberInterface
{
    /**
     * Returns the events to which this class has subscribed.
     *
     * Return format:
     *     array(
     *         array('event' => 'the-event-name', 'method' => 'onEventName', 'class' => 'some-class', 'format' => 'json'),
     *         array(...),
     *     )
     *
     * The class may be omitted if the class wants to subscribe to events of all classes.
     * Same goes for the format key.
     *
     * @return array
     */
    public static function getSubscribedEvents();
}
